[illumos-Developer] sed from FreeBSD, REG_STARTEND

[Joerg Schilling]

"Garrett D'Amore" <garrett at damore.org> wrote:

> So FreeBSD sed depends on a macro called REG_STARTEND, which allows the 
> caller to indicate where in the substring the regular expression should 
> be applied.  Legacy Solaris does not support this function.
...

> Another approach is to simply make sed carry its own copy of the regex code.
>
> So, what are the opinions here (please remember that I'm final arbiter 
> for now as I have not yet appointed a developer council, but I want to 
> hear any good logical rationales):
>
> a) just expose REG_STARTEND to everyone
> b) expose it only to consolidation members
> c) don't support it all in libc, and force sed to carry a separate copy
>
> I'm leaning quite strongly towards "b" for now, but this felt like a 
> decision that may be "architectural" enough to justify a quick review.

Let me first add

d) implement REG_STARTEND in /usr/include/regex.h bit add something like a 
	#ifdef __BSD_EXTENSION
	#endif

I could live with b) and d)

Jörg

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